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<head>
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  <title>Document</title>
</head>

<body> 
  <table border="1" width="200px" height="200px">
    <tr>
      <td rowspan="2">1</td>
      <td>2</td>
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    <tr>
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      <td>4</td>
    </tr>
    <tr>
      <td colspan="2">5</td>
      <!-- <td>6</td> -->
    </tr>
  </table>
</body>

</html>